Alert archive / Ohio / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 17, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Jun 21, 2021, 1:09 PM EDT for 4 counties in Ohio. It was in force for 54 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 21, 2021, 1:09 PM EDT (17:09 UTC)
- Expired
- Jun 21, 2021, 2:03 PM EDT
- In force
- 54 min
- Issued by
- NWS Cleveland, OH
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Mahoning County, OH, Portage County, OH, Stark County, OH, Trumbull County, OH
The radar
The Pittsburgh radar (KPBZ), 79 km from the middle of the area, began a volume at 17:09 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 21, 12:31 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 5.2 hours before the alert went out and 95 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 931 J/kg
- Mixed-layer CIN
- -41 J/kg
- Mixed-layer LCL
- 988 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 260 m²/s²
- 0-3 km storm-relative helicity
- 277 m²/s²
- Significant tornado parameter
- 1.0
- Supercell composite
- 5.1
The text
As transmitted.
352
WUUS51 KCLE 211709
SVRCLE
OHC099-133-151-155-211815-
/O.NEW.KCLE.SV.W.0017.210621T1709Z-210621T1815Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Cleveland OH
109 PM EDT Mon Jun 21 2021
The National Weather Service in Cleveland has issued a
* Severe Thunderstorm Warning for...
Southeastern Portage County in northeastern Ohio...
Southern Trumbull County in northeastern Ohio...
Mahoning County in northeastern Ohio...
Northeastern Stark County in northeastern Ohio...
* Until 215 PM EDT.
* At 109 PM EDT, a severe thunderstorm was located near Ravenna,
moving east at 25 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Expect damage to
trees and power lines.
* Locations impacted include...
Youngstown, Warren, Salem, Ravenna, Columbiana, Boardman, Alliance,
Niles, Campbell, Hubbard, Canfield, Cortland, Newton Falls,
Sebring, Lordstown, Vienna Center, Leavittsburg, Hilltop, Maplewood
Park and Austintown.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.
&&
LAT...LON 4094 8123 4124 8123 4138 8052 4090 8052
4090 8082 4093 8083 4093 8089 4090 8090
TIME...MOT...LOC 1709Z 265DEG 22KT 4114 8112
HAIL...1.00IN
WIND...60MPH
$$
Jaszka3 follow-up statements
192 WWUS51 KCLE 211738 SVSCLE Severe Weather Statement National Weather Service Cleveland OH 138 PM EDT Mon Jun 21 2021 OHC151-211747- /O.CAN.KCLE.SV.W.0017.000000T0000Z-210621T1815Z/ Stark OH- 138 PM EDT Mon Jun 21 2021 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN STARK COUNTY IS CANCELLED... The storms which prompted the warning have moved out of the warned area. Therefore, the warning has been cancelled. A separate warning remains in effect for southeastern Stark County. A Severe Thunderstorm Watch remains in effect until 800 PM EDT for northeastern Ohio. LAT...LON 4094 8052 4096 8107 4127 8106 4137 8052 TIME...MOT...LOC 1737Z 269DEG 35KT 4120 8079 4102 8102 $$ OHC099-133-155-211815- /O.CON.KCLE.SV.W.0017.000000T0000Z-210621T1815Z/ Portage OH-Trumbull OH-Mahoning OH- 138 PM EDT Mon Jun 21 2021 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM EDT FOR SOUTHEASTERN PORTAGE...SOUTHERN TRUMBULL AND MAHONING COUNTIES... At 137 PM EDT, severe thunderstorms were located along a line extending from near Niles to 6 miles north of Sebring, moving east at 40 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to trees and power lines. Locations impacted include... Youngstown, Warren, Boardman, Niles, Campbell, Hubbard, Canfield, Cortland, Newton Falls, Lordstown, Vienna Center, Hilltop, Maplewood Park, Leavittsburg, Austintown, Struthers, Girard, Vienna, McDonald and Poland. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Continuous cloud to ground lightning is occurring with these storms. Move indoors immediately. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. && LAT...LON 4094 8052 4096 8107 4127 8106 4137 8052 TIME...MOT...LOC 1737Z 269DEG 35KT 4120 8079 4102 8102 HAIL...0.75IN WIND...60MPH $$ Jaszka
268
WWUS51 KCLE 211753
SVSCLE
Severe Weather Statement
National Weather Service Cleveland OH
153 PM EDT Mon Jun 21 2021
OHC133-211802-
/O.CAN.KCLE.SV.W.0017.000000T0000Z-210621T1815Z/
Portage OH-
153 PM EDT Mon Jun 21 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN PORTAGE COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
northeastern Ohio.
LAT...LON 4095 8092 4125 8075 4127 8064 4128 8052
4094 8052
TIME...MOT...LOC 1752Z 265DEG 23KT 4120 8064 4098 8083
$$
OHC099-155-211815-
/O.CON.KCLE.SV.W.0017.000000T0000Z-210621T1815Z/
Trumbull OH-Mahoning OH-
153 PM EDT Mon Jun 21 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM EDT
FOR SOUTHEASTERN TRUMBULL AND EASTERN MAHONING COUNTIES...
At 152 PM EDT, severe thunderstorms were located along a line
extending from near Vienna Center to near Salem, moving east at 25
mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
Locations impacted include...
Youngstown, Warren, Boardman, Niles, Campbell, Hubbard, Canfield,
Vienna Center, Hilltop, Maplewood Park, Austintown, Struthers,
Girard, Vienna, McDonald, Poland, Ellsworth, New Middletown,
Lowellville and Yankee Lake.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with these storms.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
&&
LAT...LON 4095 8092 4125 8075 4127 8064 4128 8052
4094 8052
TIME...MOT...LOC 1752Z 265DEG 23KT 4120 8064 4098 8083
HAIL...<.75IN
WIND...60MPH
$$
Jaszka836
WWUS51 KCLE 211803
SVSCLE
Severe Weather Statement
National Weather Service Cleveland OH
203 PM EDT Mon Jun 21 2021
OHC099-155-211813-
/O.CAN.KCLE.SV.W.0017.000000T0000Z-210621T1815Z/
Trumbull OH-Mahoning OH-
203 PM EDT Mon Jun 21 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN TRUMBULL AND
EASTERN MAHONING COUNTIES IS CANCELLED...
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning has been cancelled. However gusty winds and
heavy rain are still possible with these thunderstorms.
A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
northeastern Ohio.
LAT...LON 4095 8092 4125 8075 4127 8064 4128 8052
4094 8052
TIME...MOT...LOC 1801Z 265DEG 22KT 4121 8056 4099 8075
$$
JaszkaThe office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 8:59 PM EDT | Special Weather Statement | CLE | Lucas | 16 min |
| Jun 20, 9:18 PM EDT | Special Marine Warning | CLE | 70 min | |
| Jun 20, 9:34 PM EDT | Special Weather Statement | CLE | Lucas | 41 min |
| Jun 20, 10:02 PM EDT | Severe Thunderstorm Warning | CLE | Lucas, Wood | 46 min |
| Jun 20, 10:44 PM EDT | Special Marine Warning | CLE | 46 min | |
| Jun 20, 10:54 PM EDT | Special Marine Warning | CLE | 96 min | |
| Jun 20, 11:03 PM EDT | Special Marine Warning | CLE | 87 min | |
| Jun 20, 11:52 PM EDT | Special Marine Warning | CLE | 113 min | |
| Jun 21, 12:18 AM EDT | Special Weather Statement | CLE | Lucas | 42 min |
| Jun 21, 12:40 AM EDT | Special Weather Statement | CLE | Ottawa | 50 min |
| Jun 21, 1:37 AM EDT | Special Marine Warning | CLE | 113 min | |
| Jun 21, 2:19 AM EDT | Special Marine Warning | CLE | 116 min | |
| Jun 21, 3:52 AM EDT | Severe Thunderstorm Warning | CLE | Lucas, Ottawa, Sandusky, Wood | 68 min |
| Jun 21, 4:03 AM EDT | Special Marine Warning | CLE | 86 min | |
| Jun 21, 4:17 AM EDT | Special Weather Statement | CLE | Hancock, Wood | 43 min |
| Jun 21, 4:57 AM EDT | Special Weather Statement | CLE | Erie, Hancock, Huron, Sandusky, Seneca, Wyandot | 63 min |
| Jun 21, 5:05 AM EDT | Special Marine Warning | CLE | 115 min | |
| Jun 21, 5:17 AM EDT | Severe Thunderstorm Warning | CLE | Erie, Huron, Sandusky, Seneca | 43 min |
| Jun 21, 5:38 AM EDT | Severe Thunderstorm Warning | CLE | Cuyahoga, Lorain | 67 min |
| Jun 21, 6:14 AM EDT | Special Marine Warning | CLE | 2 hr | |
| Jun 21, 6:26 AM EDT | Severe Thunderstorm Warning | CLE | Geauga, Lake | 49 min |
| Jun 21, 6:29 AM EDT | Special Weather Statement | CLE | Ashland, Medina, Portage, Summit, Wayne | 31 min |
| Jun 21, 6:43 AM EDT | Severe Thunderstorm Warning | CLE | Geauga, Portage, Summit | 47 min |
| Jun 21, 6:51 AM EDT | Severe Thunderstorm Warning | CLE | Ashtabula, Trumbull | 54 min |
| Jun 21, 7:02 AM EDT | Special Weather Statement | CLE | Stark | 43 min |
| Jun 21, 7:31 AM EDT | Special Weather Statement | CLE | Mahoning | 44 min |
| Jun 21, 9:52 AM EDT | Special Weather Statement | CLE | Stark | 23 min |
| Jun 21, 10:12 AM EDT | Special Weather Statement | CLE | Mahoning | 48 min |
| Jun 21, 11:47 AM EDT | Special Weather Statement | CLE | Cuyahoga | 43 min |
| Jun 21, 11:51 AM EDT | Special Weather Statement | CLE | Ashland, Richland | 39 min |
| Jun 21, 12:13 PM EDT | Special Weather Statement | CLE | Geauga, Lake | 47 min |
| Jun 21, 12:17 PM EDT | Severe Thunderstorm Warning | CLE | Ashland, Holmes, Richland, Wayne | 43 min |
| Jun 21, 12:43 PM EDT | Severe Thunderstorm Warning | CLE | Mahoning, Medina, Portage, Stark, Summit | 47 min |
| Jun 21, 12:48 PM EDT | Severe Thunderstorm Warning | CLE | Ashtabula, Geauga, Trumbull | 57 min |
| Jun 21, 12:52 PM EDT | Severe Thunderstorm Warning | CLE | Cuyahoga, Geauga, Lake | 34 min |
| Jun 21, 1:15 PM EDT | Severe Thunderstorm Warning | CLE | Ashtabula | 60 min |
| Jun 21, 1:20 PM EDT | Areal Flood Advisory | CLE | Ashtabula | 5 hr |
| Jun 21, 1:31 PM EDT | Severe Thunderstorm Warning | CLE | Stark | 29 min |
Nearby
Severe Thunderstorm Warnings in Ohio, 2021Every severe thunderstorm warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.